ubuntu-linux-kernel/arch/arm/boot/dts/ox810se.dtsi

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2024-04-01 15:06:58 +00:00
/*
* ox810se.dtsi - Device tree file for Oxford Semiconductor OX810SE SoC
*
* Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com>
*
* Licensed under GPLv2 or later
*/
/include/ "skeleton.dtsi"
#include <dt-bindings/clock/oxsemi,ox810se.h>
#include <dt-bindings/reset/oxsemi,ox810se.h>
/ {
compatible = "oxsemi,ox810se";
cpus {
#address-cells = <0>;
#size-cells = <0>;
cpu {
device_type = "cpu";
compatible = "arm,arm926ej-s";
clocks = <&armclk>;
};
};
memory {
/* Max 256MB @ 0x48000000 */
reg = <0x48000000 0x10000000>;
};
clocks {
osc: oscillator {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <25000000>;
};
gmacclk: gmacclk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <125000000>;
};
rpsclk: rpsclk {
compatible = "fixed-factor-clock";
#clock-cells = <0>;
clock-div = <1>;
clock-mult = <1>;
clocks = <&osc>;
};
pll400: pll400 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <733333333>;
};
sysclk: sysclk {
compatible = "fixed-factor-clock";
#clock-cells = <0>;
clock-div = <4>;
clock-mult = <1>;
clocks = <&pll400>;
};
armclk: armclk {
compatible = "fixed-factor-clock";
#clock-cells = <0>;
clock-div = <2>;
clock-mult = <1>;
clocks = <&pll400>;
};
};
soc {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges;
interrupt-parent = <&intc>;
apb-bridge@44000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges = <0 0x44000000 0x1000000>;
pinctrl: pinctrl {
compatible = "oxsemi,ox810se-pinctrl";
/* Regmap for sys registers */
oxsemi,sys-ctrl = <&sys>;
pinctrl_uart0: uart0 {
uart0a {
pins = "gpio31";
function = "fct3";
};
uart0b {
pins = "gpio32";
function = "fct3";
};
};
pinctrl_uart0_modem: uart0_modem {
uart0c {
pins = "gpio27";
function = "fct3";
};
uart0d {
pins = "gpio28";
function = "fct3";
};
uart0e {
pins = "gpio29";
function = "fct3";
};
uart0f {
pins = "gpio30";
function = "fct3";
};
uart0g {
pins = "gpio33";
function = "fct3";
};
uart0h {
pins = "gpio34";
function = "fct3";
};
};
pinctrl_uart1: uart1 {
uart1a {
pins = "gpio20";
function = "fct3";
};
uart1b {
pins = "gpio22";
function = "fct3";
};
};
pinctrl_uart1_modem: uart1_modem {
uart1c {
pins = "gpio8";
function = "fct3";
};
uart1d {
pins = "gpio9";
function = "fct3";
};
uart1e {
pins = "gpio23";
function = "fct3";
};
uart1f {
pins = "gpio24";
function = "fct3";
};
uart1g {
pins = "gpio25";
function = "fct3";
};
uart1h {
pins = "gpio26";
function = "fct3";
};
};
pinctrl_uart2: uart2 {
uart2a {
pins = "gpio6";
function = "fct3";
};
uart2b {
pins = "gpio7";
function = "fct3";
};
};
pinctrl_uart2_modem: uart2_modem {
uart2c {
pins = "gpio0";
function = "fct3";
};
uart2d {
pins = "gpio1";
function = "fct3";
};
uart2e {
pins = "gpio2";
function = "fct3";
};
uart2f {
pins = "gpio3";
function = "fct3";
};
uart2g {
pins = "gpio4";
function = "fct3";
};
uart2h {
pins = "gpio5";
function = "fct3";
};
};
};
gpio0: gpio@0 {
compatible = "oxsemi,ox810se-gpio";
reg = <0x000000 0x100000>;
interrupts = <21>;
#gpio-cells = <2>;
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
ngpios = <32>;
oxsemi,gpio-bank = <0>;
gpio-ranges = <&pinctrl 0 0 32>;
};
gpio1: gpio@100000 {
compatible = "oxsemi,ox810se-gpio";
reg = <0x100000 0x100000>;
interrupts = <22>;
#gpio-cells = <2>;
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
ngpios = <3>;
oxsemi,gpio-bank = <1>;
gpio-ranges = <&pinctrl 0 32 3>;
};
uart0: serial@200000 {
compatible = "ns16550a";
reg = <0x200000 0x100000>;
clocks = <&sysclk>;
interrupts = <23>;
reg-shift = <0>;
fifo-size = <16>;
reg-io-width = <1>;
current-speed = <115200>;
no-loopback-test;
status = "disabled";
resets = <&reset RESET_UART1>;
};
uart1: serial@300000 {
compatible = "ns16550a";
reg = <0x300000 0x100000>;
clocks = <&sysclk>;
interrupts = <24>;
reg-shift = <0>;
fifo-size = <16>;
reg-io-width = <1>;
current-speed = <115200>;
no-loopback-test;
status = "disabled";
resets = <&reset RESET_UART2>;
};
uart2: serial@900000 {
compatible = "ns16550a";
reg = <0x900000 0x100000>;
clocks = <&sysclk>;
interrupts = <29>;
reg-shift = <0>;
fifo-size = <16>;
reg-io-width = <1>;
current-speed = <115200>;
no-loopback-test;
status = "disabled";
resets = <&reset RESET_UART3>;
};
uart3: serial@a00000 {
compatible = "ns16550a";
reg = <0xa00000 0x100000>;
clocks = <&sysclk>;
interrupts = <30>;
reg-shift = <0>;
fifo-size = <16>;
reg-io-width = <1>;
current-speed = <115200>;
no-loopback-test;
status = "disabled";
resets = <&reset RESET_UART4>;
};
};
apb-bridge@45000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges = <0 0x45000000 0x1000000>;
sys: sys-ctrl@0 {
compatible = "oxsemi,ox810se-sys-ctrl", "syscon", "simple-mfd";
reg = <0x000000 0x100000>;
reset: reset-controller {
compatible = "oxsemi,ox810se-reset";
#reset-cells = <1>;
};
stdclk: stdclk {
compatible = "oxsemi,ox810se-stdclk";
#clock-cells = <1>;
};
};
rps@300000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges = <0 0x300000 0x100000>;
intc: interrupt-controller@0 {
compatible = "oxsemi,ox810se-rps-irq";
interrupt-controller;
reg = <0 0x200>;
#interrupt-cells = <1>;
valid-mask = <0xFFFFFFFF>;
clear-mask = <0>;
};
timer0: timer@200 {
compatible = "oxsemi,ox810se-rps-timer";
reg = <0x200 0x40>;
clocks = <&rpsclk>;
interrupts = <4 5>;
};
};
};
};
};